Home / 3,251.20-4,876.42-1,301.96

Finding the Fourth Proportional to 3,251.20, 4,876.42 and 1,301.96

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Solution

The fourth proportional to 3,251.20, 4,876.42 and 1,301.96 is: 1,952.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.20 : 4,876.42 = 1,301.96 : x
  2. Step 2: Convert to fraction form
    3,251.20/4,876.42 = 1,301.96/x
  3. Step 3: Cross multiply
    3,251.20x = 4,876.42 × 1,301.96
  4. Step 4: Simplify right side
    3,251.20x = 6,348,903.78
  5. Step 5: Solve for x
    x = 6,348,903.78/3,251.20
  6. Step 6: Final answer
    x = 1,952.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.